2017726468

素因数分解:

$2^2\times {\mathrm{109}}^2\times {\mathrm{42457}}^1$

素因数の和:42679

約数の個数: 18

約数和(自身を含む): 3563797146

約数和(自身を除く): 1546070678

約数列:

[1, 2, 4, 109, 218, 436, 11881, 23762, 42457, 47524, 84914, 169828, 4627813, 9255626, 18511252, 504431617, 1008863234, 2017726468]

約数ペア:

[(1, 2017726468), (2, 1008863234), (4, 504431617), (109, 18511252), (218, 9255626), (436, 4627813), (11881, 169828), (23762, 84914), (42457, 47524)]